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All results from a given calculation for CH3SH (Methanethiol)

using model chemistry: TPSSh/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/aug-cc-pVDZ
 hartrees
Energy at 0K-438.729248
Energy at 298.15K-438.733096
HF Energy-438.729248
Nuclear repulsion energy55.828470
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at TPSSh/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3146 3043 9.66 58.72 0.75 0.86
2 A' 3049 2949 27.96 161.54 0.00 0.01
3 A' 2671 2584 5.45 130.41 0.22 0.37
4 A' 1467 1419 6.29 4.70 0.75 0.86
5 A' 1330 1287 9.13 0.13 0.18 0.30
6 A' 1082 1047 9.17 2.27 0.70 0.82
7 A' 785 759 0.29 7.94 0.20 0.33
8 A' 698 675 2.84 14.82 0.18 0.31
9 A" 3145 3042 9.76 70.79 0.75 0.86
10 A" 1457 1410 3.49 4.30 0.75 0.86
11 A" 957 925 3.81 0.16 0.75 0.86
12 A" 247 239 11.42 0.26 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10016.8 cm-1
Scaled (by 0.9673) Zero Point Vibrational Energy (zpe) 9689.3 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at TPSSh/aug-cc-pVDZ
ABC
3.37801 0.42348 0.40602

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.048 1.165 0.000
S2 -0.048 -0.671 0.000
H3 1.297 -0.834 0.000
H4 -1.103 1.464 0.000
H5 0.435 1.557 0.902
H6 0.435 1.557 -0.902

Atom - Atom Distances (Å)
  C1 S2 H3 H4 H5 H6
C11.83582.40931.09651.09571.0957
S21.83581.35562.38132.45162.4516
H32.40931.35563.32302.69672.6967
H41.09652.38133.32301.78541.7854
H51.09572.45162.69671.78541.8037
H61.09572.45162.69671.78541.8037

picture of Methanethiol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 S2 H3 96.891 S2 C1 H4 105.830
S2 C1 H5 110.970 S2 C1 H6 110.970
H4 C1 H5 109.064 H4 C1 H6 109.064
H5 C1 H6 110.790
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.226      
2 S 0.017      
3 H 0.118      
4 H -0.127      
5 H -0.117      
6 H -0.117      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.717 1.450 0.000 1.618
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.998 -0.170 0.000
y -0.170 6.419 0.000
z 0.000 0.000 4.945


<r2> (average value of r2) Å2
<r2> 40.966
(<r2>)1/2 6.400